# tracer: function_graph
#
# CPU  DURATION                  FUNCTION CALLS
# |     |   |                     |   |   |   |
 0) + 85.760 us   |  can_send();
 0) + 74.304 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 70.592 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) ! 172.288 us  |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 70.912 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.368 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) ! 159.744 us  |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 70.464 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 71.232 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 71.456 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) ! 167.392 us  |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) ! 165.632 us  |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.368 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) ! 157.056 us  |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 72.608 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 70.752 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 70.464 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 82.208 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 70.432 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 70.720 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.592 us   |  can_send();
 0) + 73.088 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) ! 164.864 us  |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) ! 167.360 us  |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) ! 166.112 us  |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 72.576 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) ! 158.688 us  |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 71.104 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 71.872 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) ! 167.904 us  |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) ! 166.656 us  |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 71.552 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 70.880 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.432 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 70.784 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 72.320 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) ! 167.008 us  |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) ! 166.336 us  |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 71.296 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 70.720 us   |  can_send();
 0) + 69.984 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 70.528 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 73.888 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 71.264 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) ! 166.368 us  |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) ! 165.856 us  |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 71.264 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) ! 160.576 us  |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 71.552 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 71.424 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) ! 168.928 us  |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) ! 165.824 us  |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 70.816 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 70.368 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 70.688 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 70.976 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 71.008 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) ! 167.456 us  |  can_send();
 0) + 70.592 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) ! 167.200 us  |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.912 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 73.152 us   |  can_send();
 0) + 70.656 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 70.592 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 70.592 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) ! 167.168 us  |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) ! 165.696 us  |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 72.608 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 70.656 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 70.272 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.464 us   |  can_send();
 0) + 71.136 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 70.688 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 70.368 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.976 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) ! 166.624 us  |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) ! 165.312 us  |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 72.384 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.528 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.368 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.984 us   |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 70.816 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 71.200 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) ! 167.872 us  |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) ! 165.984 us  |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 70.912 us   |  can_send();
 0) + 73.760 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 70.368 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 70.848 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 70.912 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 71.296 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) ! 166.944 us  |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) ! 166.496 us  |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 71.328 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 70.656 us   |  can_send();
 0) + 70.464 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 70.464 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 70.592 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 70.752 us   |  can_send();
 0) + 69.984 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 70.432 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) ! 166.176 us  |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) ! 165.472 us  |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 72.576 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.600 us   |  can_send();
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